# Members of Unitarian Universalism may or may not identify as Christian. Traditionally, unitarianism was a form of Christianity that rejects the doctrine of the Trinity. Unitarianism was rebuffed by orthodox Christianity at the First Council of Nicaea in a Synod meeting of the bishops in 325, but resurfaced subsequently in Church history, especially during the theological turmoils of the Protestant Reformation. In 1961, the American Unitarian Association (AUA) was consolidated with the Universalist Church of America (UCA), forming the Unitarian Universalist Association

Unitarianism was rebuffed by orthodox Christianity at the First Council of Nicaea in a Synod meeting of the bishops in 325, but resurfaced subsequently in Church history, especially during the theological turmoils of the Protestant Reformation.